National Stock Number (NSN) Output Data
NSN:
NIIN:
Item Name:
RING , RETAINING
Definition:
A RESILIENT METAL ITEM, CIRCULAR OR NEARLY CIRCULAR, WHICH IS DESIGNED TO BE INSERTED INTO AN INTERNAL OR EXTERNAL GROOVE AND RETAINED BY ITS OWN SPRING ACTION, OR IT MAY HAVE EXTERNAL PRONGS OR PROJECTIONS DESIGNED TO BE INSERTED INTO A HOLE AND RETAINED BY SPRING ACTION OF THE PRONGS WHICH GRIP BY IMBEDDING INTO THE MATERIAL. FOR ITEMS HAVING INTERNAL PRONGS WHICH PERFORM THE SAME FUNCTION, SEE PUSH ON NUT. IT IS USED TO KEEP AND/OR LOCK A PART(S) IN POSITION, AS A BALL BEARING ON A SHAFT OR IN A HOUSING. SEE ALSO CLIP, RETAINING AND PIN, LOCK. EXCLUDES RING, CONNECTING, ROUND.
Reference/Part Number
| Part Number | CAGE | Status | RNCC | RNVC | DAC | RNAAC | MSDS | SADC |
|---|---|---|---|---|---|---|---|---|
| MIL-DTL-27426 | 81349 | M | 4 | 1 | E | ZZ | ||
| RR84CD | 80756 | A | 3 | 2 | 3 | KE |
CAGE Information
| Code | Company |
|---|---|
| 80756 | SPIROLOX INC. |
| 81349 | MILITARY SPECIFICATIONS PROMULGATED |
Federal Supply Class
Title
FASTENING DEVICES
Inclusions:
INCLUDES EYELETS; GROMMETS; AIRCRAFT COWLING FASTENERS; TEXTILE FASTENERS; RETAINING RINGS; THREADED INSERTS.
Exclusions:
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| AWQD | STRENGTH RATING | 211000.0 POUNDS PER SQUARE INCH MINIMUM TENSILE |
| AARX | INSIDE DIAMETER | 0.759 INCHES NOMINAL |
| ALME | MATERIAL HARDNESS RATING | 64.0 ROCKWELL SUPERFICIAL 30-N MINIMUM AND 71.8 ROCKWELL SUPERFICIAL 30-N MAXIMUM |
| SURF | SURFACE TREATMENT | CADMIUM AND CHROMATE |
| ACXD | RING STYLE | SPECIAL FLAT |
| MATL | MATERIAL | STEEL,FED FED STD NO. 66,AISI C1070 THRU 1090 OR SAE 1070 THRU 1090 |
| ZZZT | NONDEFINITIVE SPEC/STD DATA | 2 TYPE AND 1 CLASS AND 0.843 IN. SIZE |
| ABKV | OUTSIDE DIAMETER | 0.889 INCHES MINIMUM AND 0.902 INCHES MAXIMUM |
| ALBY | USAGE DESIGN | INTERNAL |
| AAGR | CROSS-SECTIONAL SHAPE STYLE | DOUBLE OVAL |
| AASG | CASEHARDENING INDICATOR | NOT CASEHARDENED |
| ABMC | MAJOR THICKNESS | 0.031 INCHES MINIMUM AND 0.035 INCHES MAXIMUM |